Java: Obtenir un attribut à partir d’un élément*

/***** Code de MesExemples.com *******//************************************************************************************ Copyright (c) 2003, 2004 The Regents of the University of Michigan, Trustees of Indiana University,* Board of Trustees of the Leland Stanford, Jr., University, and The MIT Corporation** Licensed under the Educational Community License Version 1.0 (the "License");* By obtaining, using and/or copying this Original Work, you agree that you have read,* understand, and will comply with the terms and conditions of the Educational Community License.* You may obtain a copy of the License at:** http://cvs.sakaiproject.org/licenses/license_1_0.html** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE* AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.***********************************************************************************/import java.util.ArrayList;import java.util.List;import org.w3c.dom.Element;import org.w3c.dom.Node;import org.w3c.dom.NodeList;publicclass Utils {/** * Get an Attribute from an Element. Returns an empty String if none found * @param element the containing Element * @param name the attribute name * @return Attribute as a String */publicstaticString getAttribute(Element element, String name){return element.getAttribute(name);}/** * Return a list of named Elements with a specific attribute value. * @param element the containing Element * @param name the tag name * @param attribute Attribute name * @param value Attribute value * @param returnFirst Return only the first matching value? * @return List of matching elements */publicstaticList selectElementsByAttributeValue(Element element, String name, String attribute, String value, boolean returnFirst){ NodeList elementList = element.getElementsByTagName(name);List resultList =newArrayList();for(int i =0; i < elementList.getLength(); i++){if(getAttribute((Element) elementList.item(i), attribute).equals(value)){ resultList.add(elementList.item(i));if(returnFirst){break;}}}return resultList;}}